This equipment is the exterior hardware梒ard reader which for internet bar surfer status identification, it adopts the micro-electrons RF receive module and microprocessor control technology, through highly effective decoding algorithm, unite the microprocessor抯 strong data processing method, completes 64bits read-only μEM4001 and its compatible decoding of RFID card and the data output. This reader, as a kind of computer exterior input device, can read out the serial No. in RFID card through PS/2 and output to computer, as keyboard input No. automatism, can use 《WORD》，《NOTEBOOK PC》etc. recording card number, performance reliable and operate easily. Internet bar management software can record card No. derives more management function. Technical parameter Supports card: μEM4001or its compatible RFID card Data format; four byte serial No. transform ten byte algorism format in card, enter end Communication format: expand keyboard code. Read distance: > 80mm Read time: <100ms Output interface: currency six pin PS/2 interface. Power supply:powered from keyboard sport.